Yes, I know "PAT testing" is a tautology!
There's an interesting IET article on the new guidelines for in-service inspection and testing here:
http://www.voltimum.co.uk/files/gb/flipbooks/20121022-13_08_37/code_of_practice.pdf
There's an interesting IET article on the new guidelines for in-service inspection and testing here:
http://www.voltimum.co.uk/files/gb/flipbooks/20121022-13_08_37/code_of_practice.pdf